Waterproof case for electronic device



FIG. 1 is a front, top and right perspective view of waterproof case for electronic device showing claimed design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a front, bottom and left perspective view thereof;

FIG. 9 is a front, bottom and right perspective view thereof with a bottom packing open in use;

FIG. 10 is a cross-sectional view taken along line 10-10 shown in FIG. 9;

FIG. 11 is a cross-sectional view taken along line 11-11 shown in FIG. 3; and,

FIG. 12 is a cross-sectional view taken along line 11-11 shown in FIG. 3, with an upper part being folded outside in use.

The broken lines depict environment and form no part of the claimed design. 

CLAIM The ornamental design for a waterproof case for electronic device, as shown and described. 